OpenTechnical

OT-2026-000058385

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000058385) never changes.

Identity and time

Publication numberOT-2026-000058385 · never reused
Internal UUID01a0ae88-f39a-7dd8-b72e-c3fcd7a62c1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058385
StatusPUBLIC

Content hashes

Canonical text60ca3654c0699430cb0a9d9929fe80f2a6c5a4c6a3c54d868e572df8aaef4c90
Markdown31c7cc58b1922466729203d3b36ea64ef0a9bcbe2effa9028cd1a7ebca178e7c
PDF
Publication pagea41c85b8bf35bdd3ba8ac9a61768ecfa01393395d42393ca5ea102252fb4bca4
Manifestb20e8ff24c7f05290b8f88f4a1d37c8ae86ab7d442da1661be972009db93a714

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturewRLHmN9dhIZdWJIIOUm5g+fKtkR2eZ9PPx8gMdZNKvfohqRoyLrVzZae127qRdNo4AsKjw8ti7FbXvRAlNJCBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:48.630256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058385
observed a41c85b8bf35bdd3ba8ac9a61768ecfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:48.611829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058385/manifest.json
observed b20e8ff24c7f05290b8f88f4a1d37c8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:48.594140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058385/publication.md
observed 31c7cc58b1922466729203d3b36ea64e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:48.577217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058385/publication.txt
observed 60ca3654c0699430cb0a9d9929fe80f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.